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Genuine BMW
BMW Part Number11 78 1 738 347

Temperature sensor

E36 320i, 323i · one of 3 types

Out of stock

One email when it is listed. Nothing else.

Free US shipping on orders over $75.00 · oversize quoted. Oversize items ship at a flat $49.99 each — free shipping does not cover them.

WARNING: Cancer and Reproductive Harm from exposure to lead — www.P65Warnings.ca.gov P65Warnings.ca.gov

Inspected and graded before it's listed · 30-day returns

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Fits E36 320i, 323i 1990–97 — M50, M52 engines

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See all 31 fitting cars

Other types · 3 in all

Temperature sensor – BMW diagram

Callout 20 on BMW’s drawing “Catalytic converter/front silencer”. Open the drawing →

This is a genuine BMW temperature sensor, part number 11 78 1 738 347. You will find it under Engine (Exhaust gas control systems). It supersedes the older number 11 78 1 738 297, so a part carrying that number is the same part.

Fits E36 320i and 323i (1992–1999), sedan, coupe and convertible, with the M50 or M52 engines.

BMW draws it on 4 drawings, among them Catalyst/Lambda Probe and Catalytic converter/front silencer. It weighs about 47 g (0.1 lb).

Out of stock. Request it and we will notify you when it is in stock.

Details

EnginesM50, M52
Weight0.05 kg

Used parts are inspected and graded: Good (minimal wear), Fair (normal wear) or Acceptable (visible wear). All fully working. Returns: 30 days if a part arrives damaged or not as described.

BMW has renumbered this part. All of these numbers are the same part.

  • 11 78 1 738 347currentOut of stock
  • 11 78 1 738 297replaced by 11 78 1 738 347

The other parts on BMW’s drawing “Catalytic converter/front silencer”. Open the drawing →

#PartIn stockAction
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03Hex nutOut of stockRequest
04Bracket6 numbers at this calloutOut of stockRequest
05Hex Bolt2 numbers at this calloutOut of stockRequest
06Exhaust support7 numbers at this calloutOut of stockRequest
07Hex Bolt2 numbers at this calloutOut of stockRequest
08Joint bushingOut of stockRequest
09Self-locking hex nutOut of stockRequest
10Washer2 numbers at this calloutOut of stockRequest
11Clamp5 numbers at this calloutOut of stockRequest
12Hex Bolt2 numbers at this calloutOut of stockRequest
13Hex Bolt3 numbers at this calloutOut of stockRequest
14Hex Bolt2 numbers at this calloutOut of stockRequest
15Hex BoltOut of stockRequest
16BracketOut of stockRequest
17Rubber RingOut of stockRequest
18Hex Bolt2 numbers at this calloutOut of stockRequest
19Hex nut2 numbers at this calloutOut of stockRequest
20Temperature sensor · this part11 numbers at this calloutOut of stock
21Lambda-probe bracketOut of stockRequest
22Cable holderOut of stockRequest
23Cable holderOut of stockRequest
24Lambda-probe bracket2 numbers at this calloutOut of stockRequest
25Plug-in connection bracketOut of stockRequest

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InEngineExhaust gas control systems